How many chill hours does 30813 get?

30813 averages 847 chill hours per winter, ranging from 571 to 1007 across the last 10 years.

What hardiness zone is 30813?

30813 is in USDA hardiness zone 8b.

Location almanac

The short answer

30813 averages 847 chill hours per winter (571–1,007 across 10 years) in USDA zone 8b.

30813 climate
Average chill hours	847 (571–1,007 across 10 winters)
USDA hardiness zone	8b
Last spring frost	typically February 21 – March 21
First fall frost	typically November 24 – December 17

Computed from 10 winters of ERA5 hourly temperature (Open-Meteo, 2015–2025); zones from USDA PHZM 2023. Data updated July 3, 2026. See methodology.

Every variety in our database, checked against 30813’s chill hours and zone:

Chill and zone requirements are comfortably met in 30813.

Show 123 more good fit varieties

Possible in a good year or a favorable microclimate — click through for the caveats.

How many chill hours does 30813 get?: 30813 averages 847 chill hours per winter, ranging from 571 to 1007 across the last 10 years.
What hardiness zone is 30813?: 30813 is in USDA hardiness zone 8b.

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[1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
[2] USDA / PRISM (Oregon State University). 2023 USDA Plant Hardiness Zone Map — accessed July 2026